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Implement Javascript call the C# method to print content.
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| MIT License | ||
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| Copyright (c) 2016 liangminhua | ||
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| Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| of this software and associated documentation files (the "Software"), to deal | ||
| in the Software without restriction, including without limitation the rights | ||
| to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| copies of the Software, and to permit persons to whom the Software is | ||
| furnished to do so, subject to the following conditions: | ||
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| The above copyright notice and this permission notice shall be included in all | ||
| copies or substantial portions of the Software. | ||
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| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| SOFTWARE. |
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| Original file line number | Diff line number | Diff line change |
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| using System; | ||
| using System.Collections.Generic; | ||
| using System.Linq; | ||
| using System.Printing; | ||
| using System.Text; | ||
| using System.Threading.Tasks; | ||
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| namespace PrintBrowser | ||
| { | ||
| class Internal | ||
| { | ||
| [STAThread] | ||
| public void print(string printerName, string xaml) | ||
| { | ||
| Print.PrintXaml(printerName, xaml); | ||
| } | ||
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| public string[] GetPrinters() | ||
| { | ||
| PrintQueueCollection pqc = Print.GetPrintQueues(); | ||
| var Printers = from queues in pqc | ||
| select queues.FullName; | ||
| return Printers.ToArray(); | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
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| using CefSharp; | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Linq; | ||
| using System.Text; | ||
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| namespace PrintBrowser | ||
| { | ||
| internal class MenuHandler : IContextMenuHandler | ||
| { | ||
| private const int ShowDevTools = 26501; | ||
| private const int CloseDevTools = 26502; | ||
| private const int ReloadNoCache = 103; | ||
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| void IContextMenuHandler.OnBeforeContextMenu(IWebBrowser browserControl, IBrowser browser, IFrame frame, IContextMenuParams parameters, IMenuModel model) | ||
| { | ||
| //To disable the menu then call clear | ||
| // model.Clear(); | ||
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| //Removing existing menu item | ||
| //bool removed = model.Remove(CefMenuCommand.ViewSource); // Remove "View Source" option | ||
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| //Add new custom menu items | ||
| model.Clear(); | ||
| model.AddItem((CefMenuCommand)ReloadNoCache, "Refresh"); | ||
| model.AddItem((CefMenuCommand)ShowDevTools, "Show DevTools"); | ||
| model.AddItem((CefMenuCommand)CloseDevTools, "Close DevTools"); | ||
| } | ||
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| bool IContextMenuHandler.OnContextMenuCommand(IWebBrowser browserControl, IBrowser browser, IFrame frame, IContextMenuParams parameters, CefMenuCommand commandId, CefEventFlags eventFlags) | ||
| { | ||
| if ((int)commandId == ShowDevTools) | ||
| { | ||
| browser.ShowDevTools(); | ||
| } | ||
| if ((int)commandId == CloseDevTools) | ||
| { | ||
| browser.CloseDevTools(); | ||
| } | ||
| return false; | ||
| } | ||
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| void IContextMenuHandler.OnContextMenuDismissed(IWebBrowser browserControl, IBrowser browser, IFrame frame) | ||
| { | ||
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| } | ||
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| bool IContextMenuHandler.RunContextMenu(IWebBrowser browserControl, IBrowser browser, IFrame frame, IContextMenuParams parameters, IMenuModel model, IRunContextMenuCallback callback) | ||
| { | ||
| return false; | ||
| } | ||
| } | ||
| } |
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| @@ -0,0 +1,37 @@ | ||
| <html> | ||
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| <head> | ||
| <title></title> | ||
| </head> | ||
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| <body> | ||
| <h1>PrintTest</h1> | ||
| <div id="printers"></div> | ||
| <button onclick="print()">PrintSomething</button> | ||
| </body> | ||
| <script> | ||
| var printers = Internal.getPrinters(); | ||
| for (var i = 0; i < printers.length; ++i) { | ||
| var radio = "<input name='currentPrinter' type='radio' value='" + printers[i] + "'>" + printers[i] + "</input><br>"; | ||
| document.getElementById('printers').innerHTML += radio; | ||
| } | ||
| function print() { | ||
| var currentPrinter= null; | ||
| var radios = document.getElementsByTagName('input'); | ||
| for (var i = 0; i < radios.length; ++i) { | ||
| if (radios[i].checked) { | ||
| console.log(radios[i].value); | ||
| currentPrinter =radios[i].value; | ||
| } | ||
| } | ||
| var template = ' \ | ||
| <FlowDocument PagePadding="0" \ | ||
| xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"> \ | ||
| <Paragraph TextAlignment="Center">Print Test</Paragraph> \ | ||
| </FlowDocument> \ | ||
| '; | ||
| Internal.print(currentPrinter,template); | ||
| } | ||
| </script> | ||
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| </html> |
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| <?xml version="1.0" encoding="utf-8"?> | ||
| <packages> | ||
| <package id="cef.redist.x64" version="3.2785.1486" targetFramework="net452" /> | ||
| <package id="cef.redist.x86" version="3.2785.1486" targetFramework="net452" /> | ||
| <package id="CefSharp.Common" version="53.0.1" targetFramework="net452" /> | ||
| <package id="CefSharp.Wpf" version="53.0.1" targetFramework="net452" /> | ||
| </packages> |
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